Humidity sensor



FIG. 1 is a front, bottom, and left side perspective view of a humidity sensor showing our new design;

FIG. 2 is a front, bottom, and right side perspective view;

FIG. 3 is a rear, bottom, and left side perspective view;

FIG. 4 is a left side elevational view;

FIG. 5 is a right side elevational view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a humidity sensor, as shown. 